Side-by-Side Comparison
Food Additives & E-Numbers
E170: Calcium Carbonate (Mineral White Color / Anti-Caking) vs. E635: Disodium 5'-Ribonucleotides (I+G Blend)
Comparing 2 standards across 10 specifications. 10 key differences identified.
Comparing:
E170: Calcium Carbonate (Mineral White Color / Anti-Caking)
E635: Disodium 5'-Ribonucleotides (I+G Blend)
E170 (Calcium Carbonate / CaCO3) is a fine mineral salt mined from limestone or precipitated synthetically. INS 170(i), ADI is Not Limited (Quantum Satis), serving as a white surface colorant, acidity buffer, anti-caking agent, and calcium nutrient fortificant.
E635 (I+G) is a standardized 50/50 co-crystallized blend of disodium inosinate (E631) and disodium guanylate (E627). INS 635, ADI is Not Specified, serving as the commercial standard umami booster in global food manufacturing.
Specification Comparison Table
10 Parameters| Parameter / Spec | ||
|---|---|---|
|
E-Number Code
|
E170 | E635 |
|
INS / Codex Number
|
INS 170(i) | INS 635 |
|
Functional Class
|
Food Color (White / Opacifier), Anti-Caking, Acidity Regulator, Nutrient | Flavor Enhancer (Standard 50/50 IMP + GMP Umami Blend) |
|
Acceptable Daily Intake (ADI)
|
Not Limited (Quantum Satis) | Not Specified (Quantum Satis) |
|
Primary Mechanism
|
High refractive index light scattering creating white opacity; neutralizes acids to calcium salts and CO2 | Maximum simultaneous allosteric sensitization of oral T1R1+T1R3 umami receptor sites |
|
Common Target Foods
|
Chewing gum coatings, plant milks (Soy/Almond calcium fortification), baking powders, tablets | Flavored potato chips, instant noodles, dry soup mixes, processed meats, barbecue sauces |
|
Dietary Compliance
|
Vegan (Mineral limestone), Halal, Kosher | Vegan (Bacterial sugar fermentation), Halal, Kosher |
|
Safety Approval
|
EFSA Authorized / FDA GRAS (21 CFR 184.1191) | EFSA Authorized / FDA GRAS |
|
Chemical Formula
|
CaCO3 | — |
|
Composition
|
— | 50% Disodium Inosinate (E631) + 50% Disodium Guanylate (E627) |
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